Definitions

Terrorism > Global Terrorism Index:
Score on Global Terrorism Index. A high value indicates that a country is affected by many terrorist incidents with a strong impact in terms of fatalities, injuries and damaged property.

War > Syrian Civil War > Foreign civilians killed:
Amount of civilians killed from each country due to the Syrian Civil War. Palestine had an estimated 700 civilians killed due to the civil war. Not included are Turkey, Iraq and Lebanon who lost 74, 47 and 42 civilians respectively. These numbers do not include foreign opposition fighters.

Wars > World War I > Estimated gas casualties (non-fatal):
Compares the estimated number of non-fatal casualties due to gas attacks during World War I. The figures have been provided by www.firstworldwar.com, whose author claims the site is not not academic, but rather geared towards general readership. Since sources are not provided for these particular figures, they may not be entirely accurate. You can check the estimated fatal victims here.

Wars > World War I > Estimated gas casualties (non-fatal) per thousand people:
Compares the estimated number of non-fatal casualties due to gas attacks during World War I. The figures have been provided by www.firstworldwar.com, whose author claims the site is not not academic, but rather geared towards general readership. Since sources are not provided for these particular figures, they may not be entirely accurate. You can check the estimated fatal victims here. Figures expressed per thousand people for the same year.

Wars > World War I > Estimated gas fatalities:
Compares the estimated number of fatal casualties due to gas attacks during World War I. The figures have been provided by www.firstworldwar.com, whose author claims the site is not not academic, but rather geared towards general readership. Since sources are not provided for these particular figures, they may not be entirely accurate. You can check the estimated non-fatal victims here.

Wars > World War I > Estimated gas fatalities per million people:
Compares the estimated number of fatal casualties due to gas attacks during World War I. The figures have been provided by www.firstworldwar.com, whose author claims the site is not not academic, but rather geared towards general readership. Since sources are not provided for these particular figures, they may not be entirely accurate. You can check the estimated non-fatal victims here. Figures expressed per million people for the same year.